Lot of option with apital elements, take a look to
alert-message with two and unique types

Alert message
This is for your notice! This is the default alert shortcode
Information! This is the information alert box
Success! This is a success alert box
Error! This is an error alert box
Alert message with icon
This is for your notice! This is the default alert shortcode
Information! This is the information alert box
Success! This is a success alert box
Error! This is an error alert box